Classify prime and composite numbers — Warm-up — page 1
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Worksheet directions

Grade 4 • Warm-up • Two identical copies. Cut along the dashed line.

Sample questions

  1. Classify 7 as prime, composite, or neither. Support your answer with its positive factors. Answer: ___
  2. Classify 97 as prime, composite, or neither. Support your answer with its positive factors. Answer: ___
  3. Classify 19 as prime, composite, or neither. Support your answer with its positive factors. Answer: ___

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 4.OA.B.4. Review the learning goals below to check the fit for your class.

  • 4.OA.B.4 — Factors, multiples, prime and composite

Bring it into your lesson

Review the preview and question content above. Open the resource in Sparkclass to copy it to your Files and use it in your workspace. Check the resulting layout before sharing it with students.

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